156980397

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{6563}}^1$

素因数の和:6657

約数の個数: 32

約数和(自身を含む): 257098752

約数和(自身を除く): 100118355

約数列:

[1, 3, 7, 17, 21, 51, 67, 119, 201, 357, 469, 1139, 1407, 3417, 6563, 7973, 19689, 23919, 45941, 111571, 137823, 334713, 439721, 780997, 1319163, 2342991, 3078047, 7475257, 9234141, 22425771, 52326799, 156980397]

約数ペア:

[(1, 156980397), (3, 52326799), (7, 22425771), (17, 9234141), (21, 7475257), (51, 3078047), (67, 2342991), (119, 1319163), (201, 780997), (357, 439721), (469, 334713), (1139, 137823), (1407, 111571), (3417, 45941), (6563, 23919), (7973, 19689)]